Preheat oven to 350 degrees. Grease and flour a Bundt pan. or spray with cooking spray.

Place cake mix, oil, eggs, Galliano, vodka, pudding mix, and orange juice in a large mixing bowl. Using an electric mixer, beat for 2 minutes. Pour batter into prepared pan. Bake for 45 to 50 minutes, until a toothpick inserted in the center comes out clean. Set aside to cool. Invert and unmold the cake from onto a cake platter.

Prepare the glaze by mixing the powdered sugar, orange juice, Galliano, and vodka together in a small bowl until the mixture is smooth. If glaze is too thick, add more orange juice a few drops at a time. If glaze is too thin, add more powdered sugar a teaspoon at a time. Drizzle glaze over cake and let set at room temperature.